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Table 3 Statistical determinants of quality of life and of measurement discrepancy

From: Validity of subjective versus objective quality of life assessment in people with schizophrenia

Model Predictors B SE Beta p 95% CI R square change F change Sig. F change
QoL discrepancy (patient-rated minus assessor-rated QoL z score)
Insight (BIS) −0.04 0.04 −0.14 0.243 −0.12 to 0.03 0.204 15.63 <0.001
Negative symptoms (PANSS) 0.09 0.02 0.39 <0.001 0.04 to 0.13 0.097 8.34 0.005
Depression (CDSS) −0.07 0.02 −0.39 <0.001 −0.11 to −0.03 0.090 8.75 0.004
Drug attitude (DAI) −0.04 0.01 −0.35 0.003 −0.06 to −0.01 0.084 9.31 0.003
Patient-rated quality of life
Depression (CDSS) −0.16 0.03 −0.68 <0.001 −0.22 to −0.10 0.339 30.26 <0.001
Insight (BIS) −0.09 0.04 −0.22 0.029 −0.17 to −0.01 0.056 5.39 0.024
Non-neurological side-effects (ANNSERS) 0.04 0.02 0.28 0.025 0.01 to 0.08 0.040 4.08 0.048
Adherence (Kemp) −0.24 0.11 −0.22 0.030 −0.45 to −0.02 0.046 4.93 0.030
Assessor-rated quality of life
Negative symptoms (PANSS) −2.00 0.33 −0.57 <0.001 −2.65 to −1.35 0.427 48.48 <0.001
Drug attitude (DAI) 0.46 0.15 0.29 0.003 0.17 to 0.75 0.077 9.89 0.003